Dog backpack



FIG. 1 is a top right perspective view of the dog backpack;

FIG. 2 is a top plan view of the dog backpack;

FIG. 3 is a right side elevation view of the dog backpack;

FIG. 4 is a bottom plan view of the dog backpack;

FIG. 5 is a left side elevation view of the dog backpack;

FIG. 6 is a front elevation view of the dog backpack; and,

FIG. 7 is a rear elevation view of the dog backpack.

Broken lines illustrate portions of the article that form no part of theclaimed design.

CLAIM The ornamental design for a dog backpack, as shown and described.